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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for April 24, 2005
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Open Help Requests for Ford
Help Request Answers
1991 Ford F-150 Custom 5.0L idling VIN: 1FTEX15NOM
it just started after i put a new motor in my pickup.it does not do it all the time. it idles up and down an the the engine dies. but the truck starts back up and then it runs like it haves water in the gas but the motor start to run fine after 15 min. and the...
1996 Ford Windstar GL 3.8L Excessive Emissions, Hesitation VIN: 2FMDA5146T
Bank 1 o2 sensor reads full rich Bank 2 o2 sensor reads full lean at idle warm engine. When you raise idle above 1500rpm the o2 sensors reverse Bank1 goes full lean Bank2 goes full rich. the o2 sensors do not fluctuate above and below 450 they stay straight li... Trouble codes: 1131 (H02s11lack of switching), 1151 (HO2s21lack of switching)
1997 Ford Thunderbird LX 4.6L MIL Lamp on VIN: 1FALP62W1V
Hey guys. I have a T-Bird with MIL on with O2 heater codes. Running KOEO test shows all 4 codes. If I clear the codes, and run the engine while watching the heater circuits for faults, only the Left bank will set codes. The red wires (heater power) on all sens... Trouble codes: P0135 (RF O2 sensor heater circuit), P0155 (LF O2 sensor heater circuit), P0141 (RR O2 sensor heater circuit), P0161 (LR O2 sensor heater circuit)
2004 Ford Freestar SES 3.9L vavle train VIN: 2FMZA57654
This van experience some apparent valve rattling noise on light accelaration. I am interested if anyone else has had a similar problem. I would also like suggestions on repair. A decarbonization, PCM update and octane adjustment has been performed. Also I hav...

Fixes & Summaries for Ford
Fix/Summary Answers
1994 Ford Explorer Eddie Bauer 4.0L Hesitation VIN: 1FMDU34XXR
We have changed the maf sensor, Seems to have fixed it, will give to the customer and see what happens.
1995 Ford F Super Duty XL 7.5L no data lines. VIN: 1FDLF47F6S
It is time to close this. I've still got the truck, but it is ready as soon as I tidy up all the wires I had to cut and splice. I did what I had written about. I installed the '95 PCM and installed wires for the data lines from the PCM to the self-test connect...
1996 Ford F-150 Eddie Bauer 4.9L MIL Lamp on VIN: 1FTEF15Y9T
THanks for the replies on this one. After putting the smoke machine back on the motor for the fourth time, I finally found the unmetered air. There was a crack on the bottom side of the air intake tube between the MAF and TB. The only thing different this time... Trouble codes: P0171 (lean bank 1).
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